Recessed downlight with optical design variants for general lighting, high ease of maintenance, no UV and heat radiation, innovative heat management with passive cooling (heat sink made of die-cast aluminum), anti-reflective matt reflector made of aluminum for maximum light output and optimal glare control, front/recessed frame made of die-cast zinc with clear light effect frame (other decorative/light effect frames and decorative glasses are available as an option), tool-free ceiling installation with automatic quick-clamping (automatic adjustment of the ceiling thickness), connection to operating device via pre-assembled light cable, operating device (LED converter) included (external placement)